Question

There Is A Picture Included This Is 7th Grade Math

Answer 1

x = 23

Explanation:

The exterior angle = sum of the 2 opposite interior angles, hence

2x + 3 + 51 = 100

2x + 54 = 100 ( subtract 54 from both sides )

2x = 46 ( divide both sides by 2 )

x = 23